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plotting circumference

plotting circumference

plotting circumference

(OP)
hi mans!.
how can i plot a circumference in matlab knowing the equation?..such as x^2+y^2+3x-2=0...

thanks

RE: plotting circumference

set up a parametric equation in i and then plot x(i) against y(i)

Cheers

Greg Locock

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RE: plotting circumference

(OP)
i don't understand...how can i set parametric equation?..
i can't plot with matlab  in implicit form..but only
plot(x,t)...
oh god!

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